MUX_2_to_1.v

`include "settings.h"

module MUX_2_to_1
(
  sel,
  in1,
  in2,
  out
);
  parameter WORD_WIDTH = `WORD_WIDTH;
  input       sel;
  input       [WORD_WIDTH-1:0] in1, in2;
  output reg  [WORD_WIDTH-1:0] out;

  always@(sel or in1 or in2) begin
    out = 0;
    case(sel)
      1'd0: out = in1;
      1'd1: out = in2;
      default: out = 0;
    endcase
  end

endmodule